1996 CBC/NSTA Outstanding Science Trade Book A pygmy shrew is small--it s among the littlest mammals! A ladybug is even smaller but it hardly seems tiny when you compare it to a protozoa! And there are many things smaller still--so small that we can see them only with a microscope. Would you believe there are particles that are so tiny that we can t measure their exact size? Explore the huge world of the very small!